25% of what number is 13? I need to find the whole number

Each Figure is a Rhombus. Solve for x. OB = 8x+2 BR = 4x+20

0.0198 times 75 equals what

A spinner is separated into equal sections numbered 1 through 8. The spinner is spun, and two number cubes are rolled. How many possible outcomes contain all odd numbers? 12 20 36 288

What is 21 x 21 + 100 x 100 / 50 - 20=?

The product of - 3 and t is greater than 11

F (x) = 4x2 - 24x + 20?

My question: Tia's car needs repairs. Honest Harry will charge $70 per hour plus $130 for the part. Lucky Lou will charge $80 per hour plus $40 for the part. How long is the job if the two costs are the same?

Sarah used 2.5 cups of cheese in a dish that serves 10 people. Amyn used 1.6 cups of cheese in a dish that serves 8 people. How much more cheese is in one serving of Sarah's dish?

In the diagram below AQRS is an equilateral triangle and RT OS Which statement must be true? A. RT2.07 B. QR RT C. AQRT is a 45-45-90 triangle D. AQRT is a 30-60-90 triangle.

Round 636 to the nearest ten and hundred